<template>
    <p>这是一个局部组件</p>
    <button @click="addMus">点击减1</button>
    <p>{{ count }}</p>
</template>

<script>
export default{
    name:"LocalComDemo",
    data(){
        return{
            count:0
        }
    },
    methods:{
        addMus(){
            this.count--
        }
    }
}
</script>

<style scoped>
p{
    color: blue;
}
</style>